Sklarew, A. (1980). Techniques of a professional commodity chad analyst. Commodity Research Bureau.
Lua i Stíl Chicago (17ú heag.)Sklarew, Arthur. Techniques of a Professional Commodity Chad Analyst. New York: Commodity Research Bureau, 1980.
Lua MLA (9ú heag.)Sklarew, Arthur. Techniques of a Professional Commodity Chad Analyst. Commodity Research Bureau, 1980.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.